11218000

素因数分解:

$2^4\times 5^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 27855360

約数和(自身を除く): 16637360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 79, 80, 100, 125, 142, 158, 200, 250, 284, 316, 355, 395, 400, 500, 568, 632, 710, 790, 1000, 1136, 1264, 1420, 1580, 1775, 1975, 2000, 2840, 3160, 3550, 3950, 5609, 5680, 6320, 7100, 7900, 8875, 9875, 11218, 14200, 15800, 17750, 19750, 22436, 28045, 28400, 31600, 35500, 39500, 44872, 56090, 71000, 79000, 89744, 112180, 140225, 142000, 158000, 224360, 280450, 448720, 560900, 701125, 1121800, 1402250, 2243600, 2804500, 5609000, 11218000]

約数ペア:

[(1, 11218000), (2, 5609000), (4, 2804500), (5, 2243600), (8, 1402250), (10, 1121800), (16, 701125), (20, 560900), (25, 448720), (40, 280450), (50, 224360), (71, 158000), (79, 142000), (80, 140225), (100, 112180), (125, 89744), (142, 79000), (158, 71000), (200, 56090), (250, 44872), (284, 39500), (316, 35500), (355, 31600), (395, 28400), (400, 28045), (500, 22436), (568, 19750), (632, 17750), (710, 15800), (790, 14200), (1000, 11218), (1136, 9875), (1264, 8875), (1420, 7900), (1580, 7100), (1775, 6320), (1975, 5680), (2000, 5609), (2840, 3950), (3160, 3550)]